Can the GT-AX11000 Aura RGB be synced with all others Aura devices?
No, the Aura of GT-AX11000 can't be synced with other Aura devices.
For more specifications, please refer to the below link:
https://www.asus.com/Networking/ROG-Rapture-GT-AX11000/overview/
Introduction of Boost Key button
The button is default set to the Aura RGB feature. Press this button to turn on/off.

Dashboard allows you to define the functions of Boost Key.
- LED on/off
- DFS channel on/off
- Aura RGB on/off
- Game Boost: enable/ disable prioritizing the gaming packet.
